single out

VERB /sɪŋɡəl_aʊt/
10 LETTERS · STARTS WITH S

single out is a valid 10-letter word worth 10 points in Scrabble and 14 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1I1N1G2L1E1O1U1T1
1 + 1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 1 =10 PTS
DOUBLE WORD → 20TRIPLE WORD → 30
MEANING

What does single out mean?